It may affect the air flow. If you live in a southern area then having the option of an upper return air grill would be helpful and may be all you need. Is your current return air grill at the ceiling or floor level? If you live in the north or an area that requires heat then having the option of an...

It is true that if the chiller is not working properly (down one compressor) then it will not be able to ensure that the chilled water (that cools all apartments units) will be able to cool all the apartments. Basically the unit will be over loaded. The land lord will need that compressor repaired a...